AMF-Placer  2.0
An Open-Source Timing-driven Analytical Mixed-size FPGA Placer
Classes | Public Member Functions | Private Attributes | List of all members
PlacementTimingInfo Class Reference

PlacementTimingInfo is the container which record the timing information related to placement. More...

#include <PlacementTimingInfo.h>

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Classes

class  TimingGraph
 a directed graph for timing analysis More...
 

Public Member Functions

 PlacementTimingInfo (DesignInfo *designInfo, DeviceInfo *deviceInfo, std::map< std::string, std::string > &JSONCfg)
 Construct a new Placement Timing Info object based on the information of design and device. More...
 
 ~PlacementTimingInfo ()
 
void buildSimpleTimingGraph ()
 build a simple timing graph, where the inner delay between pin paris for an element will be identical More...
 
std::vector< TimingGraph< DesignInfo::DesignCell >::TimingNode * > & getSimplePlacementTimingInfo ()
 Get the Simple Timing Info object which regard design cells as timing nodes. More...
 
std::vector< TimingGraph< DesignInfo::DesignCell >::TimingNode * > & getSimplePlacementTimingInfo_PathLenSorted ()
 
TimingGraph< DesignInfo::DesignCell > * getSimplePlacementTimingGraph ()
 Get the Simple Placement Timing Graph object. More...
 
int getLongPathThresholdLevel ()
 
int getMediumPathThresholdLevel ()
 
DeviceInfo * getDeviceInfo ()
 
void setDSPInnerDelay ()
 

Private Attributes

DesignInfo * designInfo
 
DeviceInfo * deviceInfo
 
std::map< std::string, std::string > & JSONCfg
 
TimingGraph< DesignInfo::DesignCell > * simpleTimingGraph = nullptr
 
bool verbose = false
 
float clockPeriod = 10.0
 
bool DSPCritical = false
 
std::map< DesignInfo::DesignNet *, float > clockNet2Period
 
std::map< int, float > cellId2Period
 

Detailed Description

PlacementTimingInfo is the container which record the timing information related to placement.

Definition at line 48 of file PlacementTimingInfo.h.

Constructor & Destructor Documentation

◆ PlacementTimingInfo()

PlacementTimingInfo::PlacementTimingInfo ( DesignInfo *  designInfo,
DeviceInfo *  deviceInfo,
std::map< std::string, std::string > &  JSONCfg 
)

Construct a new Placement Timing Info object based on the information of design and device.

Parameters
designInfopointer of design information
deviceInfopointer of device information
JSONCfgthe user-defined placement configuration

Definition at line 35 of file PlacementTimingInfo.cc.

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◆ ~PlacementTimingInfo()

PlacementTimingInfo::~PlacementTimingInfo ( )
inline

Definition at line 59 of file PlacementTimingInfo.h.

Member Function Documentation

◆ buildSimpleTimingGraph()

void PlacementTimingInfo::buildSimpleTimingGraph ( )

build a simple timing graph, where the inner delay between pin paris for an element will be identical

Definition at line 92 of file PlacementTimingInfo.cc.

Referenced by PlacementInfo::buildSimpleTimingGraph().

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◆ getDeviceInfo()

DeviceInfo* PlacementTimingInfo::getDeviceInfo ( )
inline

Definition at line 865 of file PlacementTimingInfo.h.

◆ getLongPathThresholdLevel()

int PlacementTimingInfo::getLongPathThresholdLevel ( )
inline

Definition at line 855 of file PlacementTimingInfo.h.

Referenced by PlacementInfo::buildSimpleTimingGraph().

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◆ getMediumPathThresholdLevel()

int PlacementTimingInfo::getMediumPathThresholdLevel ( )
inline

Definition at line 860 of file PlacementTimingInfo.h.

Referenced by PlacementInfo::buildSimpleTimingGraph().

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◆ getSimplePlacementTimingGraph()

TimingGraph<DesignInfo::DesignCell>* PlacementTimingInfo::getSimplePlacementTimingGraph ( )
inline

Get the Simple Placement Timing Graph object.

Returns
TimingGraph<DesignInfo::DesignCell>*

Definition at line 850 of file PlacementTimingInfo.h.

Referenced by WirelengthOptimizer::addPseudoNet_SlackBased(), ParallelCLBPacker::PackingCLBSite::checkDirectLUTFFConnect_slack(), PlacementTimingOptimizer::clusterLongPathInOneClockRegion(), PlacementTimingOptimizer::conductStaticTimingAnalysis(), ParallelCLBPacker::PackingCLBSite::finalMapToSlotsForCarrySite(), ParallelCLBPacker::PackingCLBSite::finalMapToSlotsForCommonLUTFFInSite(), PlacementTimingOptimizer::findCriticalPath(), PlacementTimingOptimizer::findCriticalPaths(), PlacementTimingOptimizer::getSortedTimingNodes(), ParallelCLBPacker::PackingCLBSite::greedyMapMuxForCommonLUTFFInSite(), PlacementTimingOptimizer::incrementalStaticTimingAnalysis_forPUWithLocation(), WirelengthOptimizer::LUTLUTPairing_TimingDriven(), PlacementInfo::reloadNets(), and PlacementInfo::transferPaintData().

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◆ getSimplePlacementTimingInfo()

std::vector<TimingGraph<DesignInfo::DesignCell>::TimingNode *>& PlacementTimingInfo::getSimplePlacementTimingInfo ( )
inline

Get the Simple Timing Info object which regard design cells as timing nodes.

Returns
std::vector<TimingGraph<DesignInfo::DesignCell>::TimingNode *>&

Definition at line 835 of file PlacementTimingInfo.h.

Referenced by WirelengthOptimizer::addPseudoNet_SlackBased(), ParallelCLBPacker::PackingCLBSite::checkDirectLUTFFConnect_slack(), PlacementTimingOptimizer::conductStaticTimingAnalysis(), ParallelCLBPacker::PackingCLBSite::finalMapToSlotsForCarrySite(), ParallelCLBPacker::PackingCLBSite::finalMapToSlotsForCommonLUTFFInSite(), ClusterPlacer::getPlacementUnitMaxPathLen(), ParallelCLBPacker::PackingCLBSite::PackingCLBCluster::getPlacementUnitMaxPathLen(), ParallelCLBPacker::PackingCLBSite::PackingCLBCluster::getPlacementUnitMaxPathNegativeSlack(), PlacementTimingOptimizer::getPUId2Slack(), PlacementTimingOptimizer::getSlackThr(), PlacementTimingOptimizer::getWorstSlackOfCell(), ParallelCLBPacker::PackingCLBSite::greedyMapMuxForCommonLUTFFInSite(), and WirelengthOptimizer::LUTLUTPairing_TimingDriven().

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◆ getSimplePlacementTimingInfo_PathLenSorted()

std::vector<TimingGraph<DesignInfo::DesignCell>::TimingNode *>& PlacementTimingInfo::getSimplePlacementTimingInfo_PathLenSorted ( )
inline

Definition at line 840 of file PlacementTimingInfo.h.

Referenced by PlacementTimingOptimizer::clusterLongPathInOneClockRegion(), and ClusterPlacer::createLongPathClusterUnits().

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◆ setDSPInnerDelay()

void PlacementTimingInfo::setDSPInnerDelay ( )

Definition at line 74 of file PlacementTimingInfo.cc.

Referenced by AMFPlacer::run().

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Member Data Documentation

◆ cellId2Period

std::map<int, float> PlacementTimingInfo::cellId2Period
private

Definition at line 886 of file PlacementTimingInfo.h.

Referenced by buildSimpleTimingGraph(), and PlacementTimingInfo().

◆ clockNet2Period

std::map<DesignInfo::DesignNet *, float> PlacementTimingInfo::clockNet2Period
private

Definition at line 885 of file PlacementTimingInfo.h.

Referenced by PlacementTimingInfo().

◆ clockPeriod

float PlacementTimingInfo::clockPeriod = 10.0
private

Definition at line 882 of file PlacementTimingInfo.h.

Referenced by buildSimpleTimingGraph(), and PlacementTimingInfo().

◆ designInfo

DesignInfo* PlacementTimingInfo::designInfo
private

Definition at line 873 of file PlacementTimingInfo.h.

Referenced by buildSimpleTimingGraph(), PlacementTimingInfo(), and setDSPInnerDelay().

◆ deviceInfo

DeviceInfo* PlacementTimingInfo::deviceInfo
private

Definition at line 874 of file PlacementTimingInfo.h.

Referenced by getDeviceInfo().

◆ DSPCritical

bool PlacementTimingInfo::DSPCritical = false
private

Definition at line 883 of file PlacementTimingInfo.h.

Referenced by buildSimpleTimingGraph(), PlacementTimingInfo(), and setDSPInnerDelay().

◆ JSONCfg

std::map<std::string, std::string>& PlacementTimingInfo::JSONCfg
private

Definition at line 877 of file PlacementTimingInfo.h.

Referenced by PlacementTimingInfo().

◆ simpleTimingGraph

TimingGraph<DesignInfo::DesignCell>* PlacementTimingInfo::simpleTimingGraph = nullptr
private

Definition at line 879 of file PlacementTimingInfo.h.

Referenced by buildSimpleTimingGraph(), getLongPathThresholdLevel(), getMediumPathThresholdLevel(), getSimplePlacementTimingGraph(), getSimplePlacementTimingInfo(), getSimplePlacementTimingInfo_PathLenSorted(), setDSPInnerDelay(), and ~PlacementTimingInfo().

◆ verbose

bool PlacementTimingInfo::verbose = false
private

Definition at line 880 of file PlacementTimingInfo.h.

Referenced by PlacementTimingInfo().

The documentation for this class was generated from the following files: